Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9657216 | Process for reducing viscosity of polymer-containing fluid produced in the recovery of oil | Diederik Michiel BOERSMA, Albert Joseph Hendrik Janssen | 2017-05-23 |
| 9540574 | Process for producing and separating oil | Albert Joseph Hendrik Janssen | 2017-01-10 |